Natural Log (ln)
Calculate Natural Log (ln) instantly. Free online calculator with the exact formula, a worked example, and metric units. No signup required.
Natural Log (ln)
Argument
ln(x)
1
More about: Natural Log (ln)
What it calculates
The “Natural Log (ln)” calculator computes ln(x) from 1 parameter: argument.
A core calculation for studying, engineering tasks, and checking solutions.
Example calculation
With parameters Argument = 2.72 the result is 1.
How to use
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
- Copy the result or bookmark the page.